DAHUA TECHNOLOGY CO., LTD PoE switch 100Mbps 16+2G uplink S4220-16GT-190

Features:• 20-port managed gigabit switch with 16-port PoE.• Transmits data at a high speed through USB 3.0.• Layer 2 network management PoE switch.• Supports web, and network management software based on SNMP.• Network redundancy: STP/RSTP.• Supports PD alive mode.• The red ports support t IEEE802.3af, IEEE802.3at, IEEE802.3bt and the Hi-PoE standards, max 90W.• Intelligent PoE controls over power consumption and offers real-time monitoring.• Non-blocking video transmission due to large buffer memory.• Supports desktop-mount installation.• Supports IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3ad standards.• Conforms to IEEE802.3af and IEEE802.3at power supply standard.Technical Specifications:• Model S4220-16GT-190.• Ethernet Port: 18x 10/100/1000Mbps, SFP 2x 1000Mbps; PoE ports: 16x 10/100/1000Mbps.• Ports 1-16: RJ45 10/100/1000 Mbps(PoE); Ports 17-18: RJ45 10/100/1000 Mbps; Ports 19-20: SFP 1000 Mbps.• PoE Power consumption: Full load = 190W, Idling: <20W; Port 1-2 = 90 W, Port 3-16 = 30 W.• Power consumption management: yes.• PoE PIN Assignment: 1, 2, 4, 5 (V+), 3, 6, 7, 8 (V-).• Communication standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3ad.• PoE protocol: IEEE802.3af (PoE); IEEE802.3at (PoE+); Hi-PoE; IEEE802.3bt (PoE++).• Switching capacity: 56 Gbps.• Packet forwarding rate: 29.76 Mpps.• Packet buffer memory: 4.1 Mbit.• MAC Table size: 8K.• Jumbo Frame: 10K Byte.• VLAN Number: 4K.• VLAN Interface: 10.• Dynamic ARP: 512.• MTBF: 467125.73 hours.• Long distance PoE: 250 m long distance PoE transmission.• Spanning Tree Protocol: STP; RSTP.• Link Aggregation: Static link aggregation; LACP.• Multicast: IGMP Snooping.• DHCP Function: DHCP client; DHCP-Server; DHCP-Snooping.• Security: IEEE 802.1x ACL.• Equipment Management: WEB(http and https); Telnet; SNMP V1/V2C/V3.• Application humidity: 5%~95%.• Power supply: 48V — 57V DC.• Lightning Protection Common Mode: 4 kV.• Differential mode: 2 kV.• ESD Protection Air discharge: 8 kV.• Contact discharge: 6 kV.• Working temperature: -10°C~55°C.• Weight: 3.405 kg.• Dimensions(W×D×H): 440 mm × 300 mm × 44 mm.Transmission Performance:Switch power supply voltage 53V.CAT5E/CAT6. Max. DC resistance < 10ohm/100mCable(m) — Load Capacity(W) — Bandwidth(Mbps)IEEE802.3bt 90W:100m Cable; 71.3W Load Capacity; 1000Mbps Bandwidth.150m Cable; 62W Load Capacity; 10Mbps Bandwidth.200m Cable; 51W Load Capacity; 10Mbps Bandwidth.250m Cable; 40W Load Capacity; 10Mbps Bandwidth.Hi-PoE 60W:100m Cable; 53W Load Capacity; 1000Mbps Bandwidth.150m Cable; 50W Load Capacity; 10Mbps Bandwidth.200m Cable; 47W Load Capacity; 10Mbps Bandwidth.250m Cable; 37W Load Capacity; 10Mbps Bandwidth.IEEE802.3at 30W:100m Cable; 25.5W Load Capacity; 1000Mbps Bandwidth.150m Cable; 25.5WLoad Capacity; 10Mbps Bandwidth.200m Cable; 25.5WLoad Capacity; 10Mbps Bandwidth.250m Cable; 25.5WLoad Capacity; 10Mbps Bandwidth.Note: The actual transmission distance may vary due to power consumption of connected devices or the cable type and status.